{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007020","490:4900007393","490:4900007143","490:4900007022","490:4900007268","490:4900007273","490:4900006900","490:4900006778","490:4900006291","490:4900007272","490:4900007148","490:4900007269","490:4900007266","490:4900006656","490:4900006768","490:4900005910","490:4900001618","490:4900007265","490:4900002203","490:4900007023","496:4960012065","490:4900006769","490:4900001349","466:4660002794","470:4700003130"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,466,470],"twin_sims":[0.8712149279243815,0.7378279103610197,0.7270386828808186,0.7116610088352117,0.6538038241659552,0.547646550718092,0.5005711026846129,0.46430417879376495,0.45604032727419186,0.44855411984731797,0.44273356387928214,0.43981937145438393,0.38674647508679866,0.3816712165822473,0.38018210749616776,0.3710110719426093,0.368440649302533,0.36081991967994287,0.3577179360776319,0.3574442499034717,0.3554150843897514,0.3532442582182156,0.3522403254116976,0.35126546676526565,0.33787949500267417],"twin_dists":[0.06819748100270569,0.10127623268253946,0.10370062545113673,0.10712143325125889,0.11973102648380096,0.14252210849200245,0.15278955180021583,0.16087830992052438,0.16275030422585118,0.16445679060232757,0.16579098930837285,0.16646151968011424,0.1790182982973752,0.18025865173871938,0.18062407592352264,0.18289015253748236,0.1835302182107999,0.1854411476472067,0.18622484323679603,0.18629415510323424,0.18680890193370017,0.18736126853603835,0.18761731491068656,0.18786631008490115,0.19132288265562009],"n_dims_used":45,"mean_confidence":0.9113510979546441},"coverage":{"mean_confidence":0.9113510979546441,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}